riskbycounty
FEMA NRI 1.19.0Updated Nov 2023 · Coverage 2014–2023Methodology

Sandusky County Disaster Risk

Sandusky County, Ohio

FEMA Risk Rating

Relatively Low

National Percentile

57th

of 3,144 counties

State Rank

#45

of 88 (1 = highest risk)

Flood Risk

68th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Relatively Low

Higher than 68% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Very Low

Higher than 6% of US counties

Tornado

Tornado and severe thunderstorm risk

Relatively Low

Higher than 71% of US counties

Earthquake

Seismic activity and ground shaking risk

Relatively Low

Higher than 62% of US counties

Hurricane

Tropical cyclone and hurricane risk

Relatively Low

Higher than 45% of US counties

Risk Overview

About Natural Disaster Risk in Sandusky County, Ohio

Sandusky faces above-average risk

Sandusky County's composite risk score of 56.74 exceeds the national average despite its "Relatively Low" state-level rating. The county experiences higher natural disaster threats than typical U.S. counties.

Slightly above Ohio's state average

At 56.74, Sandusky County edges above Ohio's average of 55.03 by roughly 1.7 points, placing it just in the state's higher-risk half. The county represents a borderline elevated-risk area for Ohio.

Sandusky ranks between peers

Sandusky (56.74) sits well below Portage (65.08) but above Richland (61.32) in northwestern Ohio's risk landscape. Its moderate-elevated profile reflects mid-range exposure compared to regional neighbors.

Tornado and flood risks dominate

Tornado risk at 71.44 is Sandusky's primary hazard—among the state's highest for spring severe weather. Flood risk at 67.65 ranks second, making water-related disasters the county's other major concern.

Prepare for tornadoes and floods

With tornado risk at 71.44, establish a family tornado plan and practice regular drills—identify your basement or interior room shelter. Obtain flood insurance for your property and ensure your homeowners policy covers wind and hail damage from severe storms.

Source: FEMA National Risk Index · Narrative reviewed by Evan Brooks, Data Editor

Preparedness Guide

What to Prepare for in Sandusky County

Top Hazards by Exposure

  1. #1
    TornadoPrepare
    71th percentile
  2. #2
    FloodPrepare
    68th percentile
  3. #3
    EarthquakePrepare
    62th percentile

Source: FEMA National Risk Index v1.19.0 · Percentiles are national (3,144 counties)

Risk Advisory: Sandusky County

Risk Verdict

Sandusky County sits below the national average for natural disaster exposure, ranking at the 57th percentile across all U.S. counties. Understanding the specific hazards behind Sandusky County's ranking helps residents prioritize where to direct emergency planning efforts.

Hazard Breakdown

Tornado risk is Sandusky County's dominant natural hazard, ranked at the 71th percentile nationally under FEMA's National Risk Index. Flood ranks second at the 68th percentile nationally. Additional tracked hazards include earthquake (62th percentile), hurricane (45th percentile), wildfire (6th percentile).

Preparedness Context

Ranked at the 71th percentile nationally for tornado risk, Sandusky County is in a zone where storm shelters have the highest per-dollar protective value of any mitigation investment. Sandusky County's county shelter map is typically available through the local emergency management office. Flood is the second hazard driver for Sandusky County at the 68th percentile nationally, meaning households should maintain awareness of both severe-weather and flood-specific warning systems. Sandusky County residents can check the county's emergency management website for community shelter locations nearest their address — a step worth completing now, not during a warning.

Regional Context

Sandusky County's composite risk score is within 1.7 points of the Ohio county average — a close alignment that reflects a broadly representative hazard environment for this part of the state.

Is your household prepared for Sandusky County's hazards?

Review FEMA's county-specific preparedness checklists and emergency planning guides.

FEMA Ready Guide →

Frequently Asked Questions

What is the natural disaster risk in Sandusky County, OH?
Sandusky County has a FEMA National Risk Index rating of Relatively Low, placing it in the 57th percentile nationally out of 3,144 counties. This composite score reflects the county's overall exposure to natural hazards including floods, wildfires, tornadoes, earthquakes, and hurricanes, weighted by expected annual loss and social vulnerability.
What types of natural hazards affect Sandusky County?
Sandusky County is evaluated for five major natural hazard types: tornado (71th percentile), flooding (68th percentile), earthquake (62th percentile), hurricane (45th percentile), wildfire (6th percentile). The highest-risk hazard is tornado at the 71th percentile nationally. These scores are derived from FEMA's National Risk Index, which analyzes expected annual loss, social vulnerability, and community resilience for each hazard type.
How does Sandusky County risk compare to the Ohio average?
Sandusky County's composite risk percentile is 57th, compared to the Ohio state average of 55th percentile. The state's overall risk rating is Relatively Low. This means Sandusky County faces higher natural disaster risk than the typical county in Ohio.
Is Sandusky County at risk for tornado?
Yes, Sandusky County's tornado risk is at the 71th percentile nationally. This is above the national median. For flooding specifically, Sandusky County is at the 68th percentile.
How is natural disaster risk measured?
FEMA's National Risk Index (NRI) calculates risk scores for 18 natural hazard types across all U.S. counties and census tracts. The composite score combines Expected Annual Loss (estimated dollar losses from each hazard), Social Vulnerability (demographic factors affecting disaster impact), and Community Resilience (ability to recover). Percentile scores rank each county against all 3,144 U.S. counties, and risk ratings range from Very Low to Very High.
Why is Sandusky County higher risk than average?
Sandusky County's composite risk score of 57th percentile is above the Ohio state average of 55th percentile. This elevated risk is driven by tornado exposure (71th percentile), along with flooding and earthquake risk. Geographic location, terrain, climate patterns, and proximity to flood zones or fault lines all influence a county's risk profile.
By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor

Data Source

Risk data sourced from the FEMA National Risk Index (NRI). Risk scores are relative rankings (0–100) across all US counties — not absolute risk measures. Higher scores indicate higher relative risk compared to other counties.

Disclaimer: This data is informational only. It is not financial, insurance, or legal advice. Always consult a qualified professional before making insurance or real estate decisions.